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Finding the Fourth Proportional to 163,374.40, 245,076.74 and 63,542.10

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Solution

The fourth proportional to 163,374.40, 245,076.74 and 63,542.10 is: 95,319.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,374.40 : 245,076.74 = 63,542.10 : x
  2. Step 2: Convert to fraction form
    163,374.40/245,076.74 = 63,542.10/x
  3. Step 3: Cross multiply
    163,374.40x = 245,076.74 × 63,542.10
  4. Step 4: Simplify right side
    163,374.40x = 15,572,691,560.36
  5. Step 5: Solve for x
    x = 15,572,691,560.36/163,374.40
  6. Step 6: Final answer
    x = 95,319.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.